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Tracking Major Hurricane Erin; Hot in the Mid-Mississippi Valley

Major Hurricane Erin is tracking just north of the lower Bahamas today. Dangerous surf and rip current threats increase this week for most of the Atlantic coastline. Erin's outerbands may impact the Outer Banks later this week. Hot to extremely hot temperatures are forecast today and Tuesday from a part of the southern Plains into the central to lower Mississippi River Valley. Read More >

Current conditions at

Nephi Municipal Airport (KU14)

Lat: 39.7386°NLon: 111.8722°WElev: 5022.0ft.

Clear

91°F

33°C

Humidity 9%
Wind Speed SE 9 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 18 Aug 02:35 PM MDT
Extended Forecast for

Mona UT

  • This Afternoon

    This Afternoon: Sunny, with a high near 93. Southwest wind around 7 mph.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Southwest wind around 6 mph becoming east southeast in the evening.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 99. South wind around 6 mph.

    High: 99 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. West northwest wind around 6 mph becoming east southeast after midnight.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. Southeast wind around 7 mph becoming west southwest in the afternoon.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Southwest wind around 7 mph.
Tonight
Mostly clear, with a low around 54. Southwest wind around 6 mph becoming east southeast in the evening.
Tuesday
Sunny, with a high near 99. South wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 59. West northwest wind around 6 mph becoming east southeast after midnight.
Wednesday
Sunny, with a high near 98. Southeast wind around 7 mph becoming west southwest in the afternoon.
Wednesday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96.
Friday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 94.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mona UT
 39.8°N 111.86°W (Elev. 4931 ft)
Last Update:
3:05 am MDT Aug 18, 2025
Forecast Valid:
2pm MDT Aug 18, 2025-6pm MDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation